Pith Number

pith:OPXI7VSB

pith:2016:OPXI7VSB6ELLWWSIBBOAHLAVXL

not attested not anchored not stored refs pending

The SPHERE Challenge: Activity Recognition with Multimodal Sensor Data

Hao Song, Ian Craddock, Massimo Camplani, Meelis Kull, Niall Twomey, Ni Zhu, Peter Flach, Pete Woznowski, Sion Hannuna, Tom Diethe, Xenofon Fafoutis

arxiv:1603.00797 v3 · 2016-03-02 · cs.CY · cs.HC

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{OPXI7VSB6ELLWWSIBBOAHLAVXL}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-05-18T01:18:53.872054Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

73ee8fd641f116bb5a48085c03ac15bad16bde6f8608468c1a6133d12d895aad

Aliases

arxiv: 1603.00797 · arxiv_version: 1603.00797v3 · doi: 10.48550/arxiv.1603.00797 · pith_short_12: OPXI7VSB6ELL · pith_short_16: OPXI7VSB6ELLWWSI · pith_short_8: OPXI7VSB

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/OPXI7VSB6ELLWWSIBBOAHLAVXL \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: 73ee8fd641f116bb5a48085c03ac15bad16bde6f8608468c1a6133d12d895aad

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5c214533e1e27363e2aa5abe9f5495dfee8e640012b792ba3d82394bf7ffed03",
    "cross_cats_sorted": [
      "cs.HC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CY",
    "submitted_at": "2016-03-02T17:14:43Z",
    "title_canon_sha256": "f0168f3837d55c2eba81675111e24ce7029d18f92f0bc0044f2ee5e5a0d8d6e3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1603.00797",
    "kind": "arxiv",
    "version": 3
  }
}